AnswersNC-Math 4 CRAdding and Subtracting Matrices

Adding and Subtracting Matrices — Unit test Answers

25 verified answers1 views
21
Free Preview

To make 12 ounces of hot chocolate, 3 tablespoons of cocoa are needed. How many tablespoons of cocoa are needed to make 72 ounces of hot chocolate?

A
4 tablespoons
B
10 tablespoons
C
12 tablespoons
D
18 tablespoons
22
Free Preview

The graph shows the number of hours that Tammy spends typing for work, x, and the amount of pay that she earns, y.What does the y-intercept represent?

Question illustration
A
Tammy initially had $10 pay.
B
Tammy will type for 10 minutes each day.
C
Tammy initially had $4 pay.
D
Tammy will type for 4 minutes each day.
23

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. If this relationship continues, what is the price of the stock after it has been owned for 12 weeks?

Question illustration
A
$92.55
B
$94.37
C
$100.52
D
$114.39
24

A plumber charges a $45 fee to make a house call and then $25 for each hour of labor. The plumber uses an equation in the form to determine the amount to charge each customer. What is the value of m in the equation?m = $

Question illustration
Answer not available
25

Trina uses cup of sugar and cup of flour in a recipe. How many cups of sugar would she need if she uses 3 cups of flour?

Question illustration
A
cups
Option A
B
2 cups
C
cups
Option C
D
3 cups

Did you find these answers helpful?

More from this Course

Quiz
25 verified answers

Unit Test

Quiz
25 verified answers

Unit Test

Quiz
25 verified answers

Unit Test

Adding and Subtracting Matrices — Unit test…